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Make React Refresh debounce call on the leading edge #8593

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merged 1 commit into from
Nov 2, 2022
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This changes the debounce implementation in React Refresh to emit updates the "leading edge", meaning immediately on the first update and then batched after. This way, in the common case where a single asset is updated, there is no delay.

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Benchmark Results

Kitchen Sink ✅

Timings

Description Time Difference
Cold 1.39s -24.00ms
Cached 252.00ms -2.00ms

Cold Bundles

No bundle changes detected.

Cached Bundles

No bundle changes detected.

React HackerNews ✅

Timings

Description Time Difference
Cold 8.72s +32.00ms
Cached 410.00ms -5.00ms

Cold Bundles

No bundle changes detected.

Cached Bundles

No bundle changes detected.

AtlasKit Editor ✅

Timings

Description Time Difference
Cold 1.43m -861.00ms
Cached 1.93s -5.00ms

Cold Bundles

No bundle changes detected.

Cached Bundles

No bundle changes detected.

Three.js ✅

Timings

Description Time Difference
Cold 6.27s -73.00ms
Cached 251.00ms +11.00ms

Cold Bundles

No bundle changes detected.

Cached Bundles

No bundle changes detected.

Click here to view a detailed benchmark overview.

@devongovett devongovett merged commit 225face into v2 Nov 2, 2022
@devongovett devongovett deleted the hmr-debounce branch November 2, 2022 03:28
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3 participants